<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb>
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getGoodsList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
            ></el-button> </el-input
        ></el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">
            添加商品
            </el-button>
        </el-col>
      </el-row>

      <!-- table列表 -->
      <el-table :data="goodsList" border stripe>
        <el-table-column
          type="index"
          label="序号"
          width="60px"
        ></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column
          label="商品价格(元)"
          prop="goods_price"
          width="120px"
        ></el-table-column>
        <el-table-column
          label="商品重量"
          prop="goods_weight"
          width="90px"
        ></el-table-column>
        <el-table-column
          label="创建时间"
          prop="add_time"
          width="160px"
        >
        <template v-slot="scope">
          {{scope.row.add_time | dataFormat}}
        </template>
        </el-table-column>
        <el-table-column label="操作" width="120px">
          <template v-slot="scope">
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
            ></el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"   
              @click="removeById(scope.row.goods_id)"    
            ></el-button>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>
<script>
export default {
  data() {
    return {
      //页面查询页码 翻页
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 5,
      },
      //商品列表
      goodsList: [],
      //总数据条数
      total: 0,
    }
  },
  //生命周期函数
  created() {
    //获取所有商品的数据列表
    this.getGoodsList()
  },
  methods: {
    //根据分页获取固定商品列表
    async getGoodsList() {
      //
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo,
      })
      if (res.meta.status != 200) {
        return this.$message.error('获取商品列表失败')
      }
      this.$message.success('获取商品列表成功')
      console.log(res.data)
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    //每页显示条数
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    //翻页
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },

  //删除
 async removeById(id){
    //询问是否删除
     const confirmRseult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)

        if (confirmRseult !== 'confirm') {
            return this.$message.info('用户已经取消了删除')
        }

       const {data: res} = await this.$http.delete(`goods/${id}`)
       if(res.meta.status !==200){
         return this.$message.error('删除失败')
       }
       this.$message.success('删除成功')
       this.getGoodsList()
  },
  //添加页面跳转
  goAddPage(){
    this.$router.push('/goods/add')
  }
  },
}
</script>

<style lang="scss" scoped>
</style>